轻松一站管理来自不同社交平台的讯息！利用独家营销自动化功能，改善顾客体验！ WhatsApp utilizes a "keep and ahead" mechanism for exchanging messages among two buyers. Whenever a consumer sends a information, it is stored over a WhatsApp server, which attempts to ahead it to the addressee, and frequently requests acknowledgement of receipt. WhatsApp has frequently imposed boundaries on in... https://apps-whatsapp.com/whatsapp-web